Description: This rear rack bag features a sleek design, large capacity, and waterproof material, specifically designed for electric bikes and bicycles. Equipped with secure straps for easy installation, it's perfect for long rides and daily commutes, providing convenient storage for your essentials! Features: Material :PU waterproof fabric Capacity: Up to 8L Size: 31*20*15cm(LWH) The reflective strip design enhances visibility, ensuring safety during low-light conditions. Waterproof fabric to keep your items dry even in bad weather